NVD Vulnerability Detail
Search Exploit, PoC
CVE-2007-4990
Summary

The swap_char2b function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values that specify an arbitrary number of bytes to be swapped on the heap, which triggers heap corruption.

Publication Date Oct. 6, 2007, 6:17 a.m.
Registration Date Jan. 29, 2021, 2:20 p.m.
Last Update Oct. 16, 2018, 6:39 a.m.
CVSS2.0 : HIGH
Score 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 低
攻撃前の認証要否(Au) 不要
機密性への影響(C) 低
完全性への影響(I) 低
可用性への影響(A) 低
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges はい
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:x.org:x_font_server:*:*:*:*:*:*:*:* 1.0.4
Related information, measures and tools
Common Vulnerabilities List