How severe is CVE-2018-16548?

CVE-2018-16548 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-16548 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16548?

CVE-2018-16548 affects Gdraheim Zziplib. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16548?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-16548 published?

CVE-2018-16548 was published on 2018-09-05 and last updated on 2026-06-17.

CVE-2018-16548

CVE-2018-16548 is a medium-severity vulnerability in Gdraheim Zziplib with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-772.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-772
Affected product: Gdraheim Zziplib
Published: 2018-09-05
Last modified: 2026-06-17

Description

An issue was discovered in ZZIPlib through 0.13.69. There is a memory leak triggered in the function __zzip_parse_root_directory in zip.c, which will lead to a denial of service attack.

Frequently asked questions

What is CVE-2018-16548?: An issue was discovered in ZZIPlib through 0.13.69. There is a memory leak triggered in the function __zzip_parse_root_directory in zip.c, which will lead to a denial of service attack.
How severe is CVE-2018-16548?: CVE-2018-16548 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-16548 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16548?: CVE-2018-16548 affects Gdraheim Zziplib. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16548?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16548 published?: CVE-2018-16548 was published on 2018-09-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gdraheim:zziplib:*:*:*:*:*:*:*:*

More vulnerabilities in Gdraheim Zziplib

CVE-2024-39134 — High (CVSS 7.5): A Stack Buffer Overflow vulnerability in zziplibv 0.13.77 allows attackers to cause a denial of service via the…
CVE-2018-7727 — Medium (CVSS 6.5): An issue was discovered in ZZIPlib 0.13.68. There is a memory leak triggered in the function zzip_mem_disk_new in…
CVE-2018-7726 — Medium (CVSS 6.5): An issue was discovered in ZZIPlib 0.13.68. There is a bus error caused by the __zzip_parse_root_directory function of…
CVE-2018-7725 — Medium (CVSS 6.5): An issue was discovered in ZZIPlib 0.13.68. An invalid memory address dereference was discovered in zzip_disk_fread in…
CVE-2018-6869 — Medium (CVSS 6.5): In ZZIPlib 0.13.68, there is an uncontrolled memory allocation and a crash in the __zzip_parse_root_directory function…
CVE-2018-6542 — Medium (CVSS 6.5): In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned…

All CVEs affecting Gdraheim Zziplib →

Other CWE-772 vulnerabilities

CVE-2020-12134 — Critical (CVSS 9.8): Nanometrics Centaur through 4.3.23 and TitanSMA through 4.2.20 mishandle access control for the syslog log.
CVE-2017-15032 — Critical (CVSS 9.8): ImageMagick version 7.0.7-2 contains a memory leak in ReadYCBCRImage in coders/ycbcr.c.
CVE-2017-14138 — Critical (CVSS 9.8): ImageMagick 7.0.6-5 has a memory leak vulnerability in ReadWEBPImage in coders/webp.c because memory is not freed in…
CVE-2017-11641 — Critical (CVSS 9.8): GraphicsMagick 1.3.26 has a Memory Leak in the PersistCache function in magick/pixel_cache.c during writing of Magick…
CVE-2020-14339 — High (CVSS 8.8): A flaw was found in libvirt, where it leaked a file descriptor for `/dev/mapper/control` into the QEMU process. This…
CVE-2018-19760 — High (CVSS 8.8): cfg_init in confuse.c in libConfuse 3.2.2 has a memory leak.

Browse all CWE-772 vulnerabilities →