CVE-2020-36329: apple ipados Use After Free
CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2020-36329DEBIAN-CVE-2020-36329
Published 21-05-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-36329 is a critical (CVSS 9.8) Use After Free vulnerability in apple ipados. EPSS estimates a 2.32% chance of exploitation in the next 30 days, higher than 83.1% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
2.32%
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 12 · Related 5Timeline
- 21-05-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A flaw was found in libwebp in versions before 1.0.1. A use-after-free was found due to a thread being killed too early. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
CVSS metrics
4 scores · 3 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.32%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.32% on 19-09-2026
19-09-202619-10-2026
EPSS score2.32%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian2 products
- libwebp< 0.6.1-2.1
- debian_linuxEOL9.0 | 10.0
Netapp1 product
Redhat1 product
- enterprise_linuxEOL7.0 | 8.0
Ubuntu1 product
- libwebp< 0.4.0-4ubuntu0.1~esm1 | < 0.4.4-1ubuntu0.1~esm1 | < 0.6.1-2ubuntu0.18.04.1 | < 0.6.1-2ubuntu0.20.04.1
Webmproject1 product
- libwebp< 1.0.1
6 vendors · 8 products
References
13 links- bugzilla.redhat.com/show_bug.cgi?id=1956843X Refsource MISCIssue TrackingPatchRelease NotesThird Party Advisory
lists.debian.org/debian-lts-announce/2021/06/msg00005.htmlMailing ListX Refsource MLISTThird Party Advisory- lists.debian.org/debian-lts-announce/2021/06/msg00006.htmlMailing ListX Refsource MLISTThird Party Advisory
