CVE-2019-13232 [Low] | Denial of Service in Unzip

CVE-2019-13232 is rated Low Risk (18/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.05%). Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2025-11-21	0.14%	0.05%	-0.10%
2	2025-11-18	0.05%	0.14%	+0.10%
3	2025-08-11	—	0.05%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2025-11-21

0.14%

0.05%

-0.10%

2025-11-18

0.05%

0.14%

+0.10%

2025-08-11

—

0.05%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
3.3	3.1	LOW	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. 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:L) A normal user session is enough; they don’t have to be admin. 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:L) Might cause slowdowns, glitches, or partial disruption—not a full brick.	1.8	1.4	[email protected]
2.1	2.0	LOW	`AV:L/AC:L/Au:N/C:N/I:N/A:P` Click to expand Access vector (AV:L) Requires local access to the target system. 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.	3.9	2.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

3.3

3.1

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
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:L): A normal user session is enough; they don’t have to be admin.
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:L): Might cause slowdowns, glitches, or partial disruption—not a full brick.

1.8

1.4

[email protected]

2.1

2.0

LOW

AV:L/AC:L/Au:N/C:N/I:N/A:P Click to expand

Access vector (AV:L): Requires local access to the target system.
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.

3.9

2.9

[email protected]

OS Trackers for CVE-2019-13232

vendor	priority	summary	link
`alpine`	low	CVE-2019-13232: 1 source package rows (unzip); 46 state rows across 11 repos (3.10-main, 3.11-main, 3.12-main, 3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, 3.23-main, edge-main); fixed 36, open 10.	https://security.alpinelinux.org/vuln/CVE-2019-13232
`debian`	unimportant	CVE-2019-13232 unimportant priority: Debian including 1 source packages (unzip), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.	https://security-tracker.debian.org/tracker/CVE-2019-13232
`gentoo`	normal	CVE-2019-13232: 1 GLSA(s) (202003-58), 1 atom(s) (app-arch/unzip); latest impact normal.	https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2019-13232
`redhat`	low	—	https://access.redhat.com/security/cve/CVE-2019-13232
`suse`	low	CVE-2019-13232 severity low: SUSE including 2 source package names (unzip-6.0-21.el7, unzip-6.0-43.el8), 2 product×package rows across 2 product lines (SUSE Liberty Linux 7, SUSE Liberty Linux 8): Fixed 2.	https://www.suse.com/security/cve/CVE-2019-13232/
`ubuntu`	low	CVE-2019-13232 low priority: Ubuntu including 1 source packages (unzip), 9 status rows across 9 suites (bionic, cosmic, disco, eoan, focal, groovy, trusty, upstream, xenial): not-affected 3, released 3, ignored 2, needs-triage 1.	https://ubuntu.com/security/CVE-2019-13232

Affected software / configurations for CVE-2019-13232

Vendor	Product	Version	Raw CPE
unzip_project	unzip	6.0	cpe:2.3:a:unzip_project:unzip:6.0:::::::*
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*

References for CVE-2019-13232

URL	Tags
https://github.com/madler/unzip	Product Release Notes Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/07/msg00005.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/07/msg00027.html	Third Party Advisory
https://security.gentoo.org/glsa/202003-58	Third Party Advisory
https://security.netapp.com/advisory/ntap-20190814-0002/	Third Party Advisory
https://support.f5.com/csp/article/K80311892?utm_source=f5support&amp%3Butm_medium=RSS
https://www.bamsoftware.com/hacks/zipbomb/	Third Party Advisory

URL

CVE-2019-13232

Exploit prediction scoring system (EPSS) score for CVE-2019-13232

Common vulnerability scoring system (CVSS) metrics for CVE-2019-13232

Weakness enumeration for CVE-2019-13232

OS Trackers for CVE-2019-13232

Affected software / configurations for CVE-2019-13232

References for CVE-2019-13232