CVE-2020-6491
CVE-2020-6491 is a medium-severity vulnerability in Google Chrome 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.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (70th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Google Chrome
- Published:
- Last modified:
Description
Insufficient data validation in site information in Google Chrome prior to 83.0.4103.61 allowed a remote attacker to spoof security UI via a crafted domain name.
Frequently asked questions
- What is CVE-2020-6491?
- Insufficient data validation in site information in Google Chrome prior to 83.0.4103.61 allowed a remote attacker to spoof security UI via a crafted domain name.
- How severe is CVE-2020-6491?
- CVE-2020-6491 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 high, and availability none.
- Is CVE-2020-6491 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-6491?
- CVE-2020-6491 primarily affects Google Chrome. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-6491?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-6491 published?
- CVE-2020-6491 was published on 2020-05-21 and last updated on 2026-06-17.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.html
- https://chromereleases.googleblog.com/2020/05/stable-channel-update-for-desktop_19.html
- https://crbug.com/1050011
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OQYH5OK7O4BU6E37WWG5SEEHV65BFSGR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WLFZ5N4EK6I4ZJP5YSKLLVN3ELXEB4XT/
- https://security.gentoo.org/glsa/202006-02
- https://www.debian.org/security/2020/dsa-4714
Affected products (7)
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
- cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
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