漏洞描述
Improper neutralization of user data in the DjVu file format in ExifTool versions 7.44 and up allows arbitrary code execution when parsing the malicious image
影响产品
修复建议
建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。
参考链接
packetstormsecurity.comhttp://packetstormsecurity.com/files/167038/ExifTool-12.23-Arbitrary-Code-Execution.html↗hackerone.comhttps://hackerone.com/reports/1154542↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DDKDLJLBTBBR66OOPXSXCG2PQRM5KCZL/↗www.openwall.comhttp://www.openwall.com/lists/oss-security/2021/05/10/5↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4RF6PJCJ6NQOVJJJF6HN6BORUQVIXY6/↗www.debian.orghttps://www.debian.org/security/2021/dsa-4910↗lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F6UOBPU3LSHAPRRJNISNVXZ5DSUIALLV/↗github.comhttps://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800↗lists.debian.orghttps://lists.debian.org/debian-lts-announce/2021/05/msg00018.html↗packetstormsecurity.comhttp://packetstormsecurity.com/files/162558/ExifTool-DjVu-ANT-Perl-Injection.html↗packetstormsecurity.comhttp://packetstormsecurity.com/files/164994/GitLab-13.10.2-Remote-Code-Execution.html↗packetstormsecurity.comhttp://packetstormsecurity.com/files/164768/GitLab-Unauthenticated-Remote-ExifTool-Command-Injection.html↗gitlab.comhttps://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22204.json↗www.openwall.comhttp://www.openwall.com/lists/oss-security/2021/05/09/1↗