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CVE-2017-5976

16
FAUCET Score

CVE-2017-5976 describes a heap-based buffer overflow vulnerability in the zzip_mem_entry_extra_block function of zziplib versions 0.13.56 through 0.13.62, affecting Debian and gdraheim distributions. This medium-severity vulnerability (CVSS 5.5) can be triggered by a remote attacker via a crafted ZIP file, leading to a denial of service (crash) on the affected system, requiring user interaction. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.13.56CPE matchmatch criteria
cpe:2.3:a:gdraheim:zziplib:0.13.56:*:*:*:*:*:*:*
0.13.57CPE matchmatch criteria
cpe:2.3:a:gdraheim:zziplib:0.13.57:*:*:*:*:*:*:*
0.13.58CPE matchmatch criteria
cpe:2.3:a:gdraheim:zziplib:0.13.58:*:*:*:*:*:*:*
0.13.59CPE matchmatch criteria
cpe:2.3:a:gdraheim:zziplib:0.13.59:*:*:*:*:*:*:*
0.13.60CPE matchmatch criteria
cpe:2.3:a:gdraheim:zziplib:0.13.60:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.03%
Probability of exploitation in next 30 days
EPSS Percentile
79.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0203 is in the 89th percentile among its peer group of 5,760 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: zziplib

Vendor Advisories (1)

redhatCVE-2017-5976Low

zziplib: heap-based buffer overflow in zzip_mem_entry_extra_block (memdisk.c)

Feb 9, 2017

References

blogs.gentoo.org / ago/2017/02/09/zziplib-heap-based-buffer-overflow-in-zzip_mem_entry_extra_block-memdisk-c
ExploitThird Party Advisory
debian.org / security/2017/dsa-3878
Third Party Advisory
openwall.com / lists/oss-security/2017/02/14/3
Mailing ListThird Party Advisory
securityfocus.com / bid/96268
Third Party AdvisoryVDB Entry