CVE-2019-14851
CVE-2019-14851 is a medium-severity vulnerability in Nbdkit Project Nbdkit 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-617.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (58th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-617
- Affected product: Nbdkit Project Nbdkit
- Published:
- Last modified:
Description
A denial of service vulnerability was discovered in nbdkit. A client issuing a certain sequence of commands could possibly trigger an assertion failure, causing nbdkit to exit. This issue only affected nbdkit versions 1.12.7, 1.14.1, and 1.15.1.
Frequently asked questions
- What is CVE-2019-14851?
- A denial of service vulnerability was discovered in nbdkit. A client issuing a certain sequence of commands could possibly trigger an assertion failure, causing nbdkit to exit. This issue only affected nbdkit versions 1.12.7, 1.14.1, and 1.15.1.
- How severe is CVE-2019-14851?
- CVE-2019-14851 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2019-14851 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-14851?
- CVE-2019-14851 affects Nbdkit Project Nbdkit. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-14851?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-14851 published?
- CVE-2019-14851 was published on 2021-03-18 and last updated on 2026-06-17.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1757259
- https://www.redhat.com/archives/libguestfs/2019-September/msg00272.html
Affected products (1)
- cpe:2.3:a:nbdkit_project:nbdkit:*:*:*:*:*:*:*:*
More vulnerabilities in Nbdkit Project Nbdkit
- CVE-2025-47712 — Medium (CVSS 6.5): A flaw exists in the nbdkit "blocksize" filter that can be triggered by a specific type of client request. When a…
- CVE-2025-47711 — Medium (CVSS 6.5): There's a flaw in the nbdkit server when handling responses from its plugins regarding the status of data blocks. If a…
- CVE-2019-14850 — Low (CVSS 3.7): A denial of service vulnerability was discovered in nbdkit 1.12.7, 1.14.1 and 1.15.1. An attacker could connect to the…
- CVE-2021-3716 — Low (CVSS 3.1): A flaw was found in nbdkit due to to improperly caching plaintext state across the STARTTLS encryption boundary. A MitM…
All CVEs affecting Nbdkit Project Nbdkit →
Other CWE-617 (Reachable Assertion) vulnerabilities
- CVE-2020-3615 — Critical (CVSS 9.8): Valid deauth/disassoc frames is dropped in case if RMF is enabled and some rouge peer keep on sending rogue…
- CVE-2019-9795 — Critical (CVSS 9.8): A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by…
- CVE-2026-31739 — High (CVSS 8.8): In the Linux kernel, the following vulnerability has been resolved: crypto: tegra - Add missing CRYPTO_ALG_ASYNC The…
- CVE-2020-12417 — High (CVSS 8.8): Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in…
- CVE-2020-6623 — High (CVSS 8.8): stb stb_truetype.h through 1.22 has an assertion failure in stbtt__cff_get_index.
- CVE-2020-6619 — High (CVSS 8.8): stb stb_truetype.h through 1.22 has an assertion failure in stbtt__buf_seek.