CVE-2017-2626: freedesktop libice Insufficient Entropy
CVSS: 5.5v3.0MediumModified
AliasesALPINE-CVE-2017-2626MGASA-2017-0307SUSE-SU-2017:1835-1SUSE-SU-2017:1848-1SUSE-SU-2018:0337-1UBUNTU-CVE-2017-2626USN-5744-1DEBIAN-CVE-2017-2626DLA-2002-1openSUSE-SU-2024:10917-1
Published 27-07-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-2626 is a medium (CVSS 5.5) Insufficient Entropy vulnerability in freedesktop libice. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 38.8% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
0.46%
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 1Timeline
- 27-07-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
It was discovered that libICE before 1.0.9-8 used a weak entropy to generate keys. A local attacker could potentially use this flaw for session hijacking using the information available from the process list.
CVSS metrics
6 scores · 5 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NSources5 sources · 5.2–5.5
- CVE.orgCNA5.2MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:LDiffers
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated5.2MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:LDiffers
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.46%
Chance of exploitation in the next 30 days
Percentile
39%
Versus all other CVEs
30-day change
0.00 pp
From 0.46% on 19-09-2026
19-09-202619-10-2026
EPSS score0.46%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse12 products
- libICE&distro=SUSE Linux Enterprise Desktop 12 SP2< 1.0.8-10.1
- libICE&distro=SUSE Linux Enterprise Desktop 12 SP3< 1.0.8-12.1
- libICE&distro=SUSE Linux Enterprise Server 12 SP2< 1.0.8-10.1
- libICE&distro=SUSE Linux Enterprise Server 12 SP3< 1.0.8-12.1
- libICE&distro=SUSE Linux Enterprise Server for Raspberry Pi 12 SP2< 1.0.8-10.1
Redhat5 products
Alpine1 product
- libice< 1.0.10-r0
Debian1 product
- libice< 2:1.0.9-2 | < 2:1.0.9-1+deb8u1
Freedesktop1 product
- libice≤ 1.0.9
Mageia1 product
- libice< 1.0.9-3.1.mga5
Opensuse1 product
- libICE&distro=openSUSE Tumbleweed< 1.0.10-1.8
Ubuntu1 product
- libice< 2:1.0.9-1ubuntu0.16.04.1+esm1 | < 2:1.0.9-2ubuntu0.18.04.1
Xorg1 product
- libice1.0.9-8
9 vendors · 24 products
References
22 links- cgit.freedesktop.org/xorg/lib/libICE/commit/?id=ff5e59f32255913bb1cdf51441b98c9107ae165bX Refsource CONFIRMPatchVendor AdvisoryREPORT
- bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2626X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
- www.x41-dsec.de/lab/advisories/x41-2017-001-xorg/X Refsource MISCMitigationThird Party AdvisoryAdvisoryREPORT
