CVE-2020-36328: apple ipados Out-of-bounds Write
CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2020-36328DEBIAN-CVE-2020-36328
Published 21-05-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-36328 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in apple ipados. EPSS estimates a 2.66% chance of exploitation in the next 30 days, higher than 85.5% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
2.66%
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 11 · Related 4Timeline
- 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 heap-based buffer overflow in function WebPDecodeRGBInto is possible due to an invalid check for buffer size. 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
2.66%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
0.00 pp
From 2.66% on 20-09-2026
20-09-202620-10-2026
EPSS score2.66%
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=1956829X 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
