Is CVE-2020-7060 in the CISA KEV catalog?

No. CVE-2020-7060 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-7060?

CVE-2020-7060 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2020-7060?

CVE-2020-7060 has an EPSS score of 8.89% (95th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-7060?

Upgrade php7.4 on debian 11 to 7.4.2-7 or later. Fixes are available for 16 affected products.

CVE & CISA-KEV Catalog

CVE-2020-7060

MEDIUMEPSS 95th pctl

6.5

CVSS v3

NVD

Description

When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

php7.4Debian

Fixed in:7.4.2-7CVE-2020-7060

libapache2-mod-php5Ubuntu

Fixed in:5.5.9+dfsg-1ubuntu4.29+esm10USN-4279-1

libapache2-mod-php7.0Ubuntu

Fixed in:7.0.33-0ubuntu0.16.04.11USN-4279-1

libapache2-mod-php7.2Ubuntu

Fixed in:7.2.24-0ubuntu0.18.04.3USN-4279-1

php5Ubuntu

Fixed in:5.5.9+dfsg-1ubuntu4.29+esm10USN-4279-1

php5-cgiUbuntu

Fixed in:5.5.9+dfsg-1ubuntu4.29+esm10USN-4279-1

php5-cliUbuntu

Fixed in:5.5.9+dfsg-1ubuntu4.29+esm10USN-4279-1

php5-fpmUbuntu

Fixed in:5.5.9+dfsg-1ubuntu4.29+esm10USN-4279-1

php7.0Ubuntu

Fixed in:7.0.33-0ubuntu0.16.04.11USN-4279-1

php7.0-cgiUbuntu

Fixed in:7.0.33-0ubuntu0.16.04.11USN-4279-1

php7.0-cliUbuntu

Fixed in:7.0.33-0ubuntu0.16.04.11USN-4279-1

php7.0-fpmUbuntu

Fixed in:7.0.33-0ubuntu0.16.04.11USN-4279-1

php7.2Ubuntu

Fixed in:7.2.24-0ubuntu0.18.04.3USN-4279-1

php7.2-cgiUbuntu

Fixed in:7.2.24-0ubuntu0.18.04.3USN-4279-1

php7.2-cliUbuntu

Fixed in:7.2.24-0ubuntu0.18.04.3USN-4279-1

php7.2-fpmUbuntu

Fixed in:7.2.24-0ubuntu0.18.04.3USN-4279-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

8.89%probability of exploitation in 30 days

95thpercentile

High risk: more likely to be exploited than 95% of all known CVEs.

References

Patch3

Third-Party Advisory11

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.