CVE-2017-8073
HIGH severity · CVSS 7.5 · Memory corruption
7.5CVSS HIGH
Summary
WeeChat before 1.7.1 allows a remote crash by sending a filename via DCC to the IRC plugin. This occurs in the irc_ctcp_dcc_filename_without_quotes function during quote removal, with a buffer overflow.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b ↗
Additional information
- NVD record
- https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70bPatch
- https://weechat.org/download/security/Patch
- https://weechat.org/news/95/20170422-Version-1.7.1/Advisory
- http://www.debian.org/security/2017/dsa-3836Advisory
- http://www.securityfocus.com/bid/97987Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ASRTCQFFDAAK347URWNDH6NSED2BGNY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ER23GT23US5JXDLUZAMGMWXKZ74MI4S2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M3LAJTLI3LWZRNCFYJ7PCBBTHUMCCBHH/