CVE-2017-13723: debian debian_linux
CVSS: 7.8v3.0HighModified
AliasesALPINE-CVE-2017-13723UBUNTU-CVE-2017-13723DEBIAN-CVE-2017-13723
Published 09-10-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-13723 is a high (CVSS 7.8) vulnerability in debian debian_linux. EPSS estimates a 0.44% chance of exploitation in the next 30 days, higher than 37.2% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.0 (NVD)EPSS score
0.44%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6 · Related 3Timeline
- 09-10-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.44%
Chance of exploitation in the next 30 days
Percentile
37%
Versus all other CVEs
30-day change
0.00 pp
From 0.44% on 20-09-2026
20-09-202620-10-2026
EPSS score0.44%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu3 products
- xorg-server< 2:1.15.1-0ubuntu2.10 | < 2:1.18.4-0ubuntu0.6
- xorg-server-hwe-16.04< 2:1.19.3-1ubuntu1~16.04.3
- xorg-server-lts-xenial< 2:1.18.3-1ubuntu2.3~trusty3
Debian2 products
- xorg-server< 2:1.19.4-1
- debian_linuxEOL8.0 | 9.0
Alpine1 product
- xorg-server< 1.19.5-r0
X.org1 product
- x_server≤ 1.19.3
4 vendors · 7 products
References
13 links- cgit.freedesktop.org/xorg/xserver/commit/?id=94f11ca5cf011ef123bd222cabeaef6f424d76acX Refsource CONFIRMThird Party Advisory
- lists.x.org/archives/xorg-announce/2017-October/002808.htmlMailing ListX Refsource MLISTVendor Advisory