CVE-2020-12672 [High] | Out-of-bounds Write in Graphicsmagick

CVE-2020-12672 is rated High Exploit Risk (74.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.85%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

EDB-ID	Source	Kind	Published	Link
—	nvd_ref	exploit_tag		Exploit-DB ↗

EDB-ID

Source

Kind

Published

Link

—

nvd_ref

exploit_tag

Exploit-DB ↗

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	2.69%	2.85%	+0.16%
2	2026-04-01	2.62%	2.69%	+0.07%
3	2026-03-31	—	2.62%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

2.69%

2.85%

+0.16%

2026-04-01

2.62%

2.69%

+0.07%

2026-03-31

—

2.62%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.5	3.1	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N) Doesn’t really leak secrets in a meaningful way. Integrity (I:N) Data isn’t meaningfully altered or forged. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	3.9	3.6	[email protected]
5.0	2.0	MEDIUM	`AV:N/AC:L/Au:N/C:N/I:N/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:N) No confidentiality impact. Integrity impact (I:N) No integrity impact. Availability impact (A:P) Partial availability impact.	10.0	2.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.5

3.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N): Doesn’t really leak secrets in a meaningful way.
Integrity (I:N): Data isn’t meaningfully altered or forged.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

3.9

3.6

[email protected]

5.0

2.0

MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/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:N): No confidentiality impact.
Integrity impact (I:N): No integrity impact.
Availability impact (A:P): Partial availability impact.

10.0

2.9

[email protected]

OS Trackers for CVE-2020-12672

vendor	priority	summary	link
`alpine`	high	CVE-2020-12672: 1 source package rows (graphicsmagick); 31 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 24.	https://security.alpinelinux.org/vuln/CVE-2020-12672
`debian`	not yet assigned	CVE-2020-12672 not yet assigned priority: Debian including 1 source packages (graphicsmagick), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.	https://security-tracker.debian.org/tracker/CVE-2020-12672
`gentoo`	normal	CVE-2020-12672: 1 GLSA(s) (202209-19), 1 atom(s) (media-gfx/graphicsmagick); latest impact normal.	https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2020-12672
`ubuntu`	medium	CVE-2020-12672 medium priority: Ubuntu including 1 source packages (graphicsmagick), 12 status rows across 12 suites (bionic, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, trusty, upstream, xenial): not-affected 6, released 5, ignored 1.	https://ubuntu.com/security/CVE-2020-12672

Affected software / configurations for CVE-2020-12672

Vendor	Product	Version	Raw CPE
graphicsmagick	graphicsmagick	<= 1.3.35	cpe:2.3:a:graphicsmagick:graphicsmagick::::::::
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
opensuse	backports_sle	15.0	cpe:2.3:a:opensuse:backports_sle:15.0:sp1::::::
opensuse	leap	15.1	cpe:2.3:o:opensuse:leap:15.1:::::::*

References for CVE-2020-12672

URL	Tags
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00008.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00012.html	Mailing List Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19025	Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00004.html	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202209-19	Third Party Advisory

URL

CVE-2020-12672

Public exploit references (Exploit-DB) for CVE-2020-12672

Exploit prediction scoring system (EPSS) score for CVE-2020-12672

Common vulnerability scoring system (CVSS) metrics for CVE-2020-12672

Weakness enumeration for CVE-2020-12672

OS Trackers for CVE-2020-12672

Affected software / configurations for CVE-2020-12672

References for CVE-2020-12672