CVE-2020-0452

In exif_entry_get_value of exif-entry.c, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution if a third party app used this library to process remote image data with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-159625731

Published: 2020-11-10 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2020-0452 is rated High Risk (69.6/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.19%). High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2020-0452

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-19 3.08% 3.19% +0.10%
2 2026-06-15 16.28% 3.08% -13.20%
3 2026-05-27 — 16.28% —

Full EPSS history (32 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2020-0452

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2020-0452

OS Trackers for CVE-2020-0452

vendor priority summary link
alpine critical CVE-2020-0452: 1 source package rows (libexif); 7 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 0. https://security.alpinelinux.org/vuln/CVE-2020-0452
debian not yet assigned CVE-2020-0452 not yet assigned priority: Debian including 1 source packages (libexif), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2020-0452
gentoo normal CVE-2020-0452: 1 GLSA(s) (202011-19), 1 atom(s) (media-libs/libexif); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2020-0452
redhat high — https://access.redhat.com/security/cve/CVE-2020-0452
suse high CVE-2020-0452 severity important: SUSE including 19 source package names (libexif-0.6.17-2.14.10.1, libexif-0.6.22-2.el7_9, …), 118 product×package rows across 60 product lines (HPE Helion OpenStack 8, SUSE CaaS Platform 4.0, … (60 product lines)): Fixed 118. https://www.suse.com/security/cve/CVE-2020-0452/
ubuntu medium CVE-2020-0452 medium priority: Ubuntu including 1 source packages (libexif), 6 status rows across 6 suites (bionic, focal, groovy, trusty, upstream, xenial): released 5, needs-triage 1. https://ubuntu.com/security/CVE-2020-0452

Affected software / configurations for CVE-2020-0452

Vendor Product Version Raw CPE
google android 8.0 cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
google android 8.1 cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
google android 9.0 cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
google android 10.0 cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
google android 11.0 cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
fedoraproject fedora 32 cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
fedoraproject fedora 33 cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

References for CVE-2020-0452

cvelogic Threat Intelligence