CVE-2021-3421
Last modified
CVE-2021-3421 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. EPSS estimates a 0.70% chance of exploitation in the next 30 days.
Description
A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. The highest threat from this vulnerability is to data integrity. This flaw affects RPM versions before 4.17.0-alpha.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rpm | Rpm | < 4.16.1.3 |
| Redhat | Enterprise Linux | 8.0 |
| Fedoraproject | Fedora | 32 |
| Fedoraproject | Fedora | 33 |
| Fedoraproject | Fedora | 34 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1927747Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202107-43Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1927747Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202107-43Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-3421?
How severe is CVE-2021-3421?
How do I fix CVE-2021-3421?
How Strix Helps
- Same Subject, Wrong User: A Cross-Issuer Account Takeover in n8nStrix found an identity-binding bug in n8n's token-exchange flow enabling account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-3420A flaw was found in newlib in versions prior to 4.0.0. Impro…9.8
- CVE-2021-34201D-Link DIR-2640-US 1.01B04 is vulnerable to Buffer Overflow.…7.1
- CVE-2021-34202There are multiple out-of-bounds vulnerabilities in some pro…7.8
- CVE-2021-34203D-Link DIR-2640-US 1.01B04 is vulnerable to Incorrect Access…8.1
- CVE-2021-34204D-Link DIR-2640-US 1.01B04 is affected by Insufficiently Pro…6.8
- CVE-2021-34207Cross-site scripting in ddns.htm in TOTOLINK A3002R version …6.1
- CVE-2021-34215Cross-site scripting in tcpipwan.htm in TOTOLINK A3002R vers…6.1
- CVE-2021-34218Directory Indexing in Login Portal of Login Portal of TOTOLI…5.3
- CVE-2021-3422The lack of validation of a key-value field in the Splunk-to…7.5
- CVE-2021-34220Cross-site scripting in tr069config.htm in TOTOLINK A3002R v…6.1
- CVE-2021-34223Cross-site scripting in urlfilter.htm in TOTOLINK A3002R ver…6.1
- CVE-2021-34228Cross-site scripting in parent_control.htm in TOTOLINK A3002…6.1
Are you affected by CVE-2021-3421?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
