How severe is CVE-2013-2070?

CVE-2013-2070 has a CVSS 2.0 base score of 5.8, rated medium severity.

Is CVE-2013-2070 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2070?

CVE-2013-2070 primarily affects F5 Nginx. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-2070?

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

When was CVE-2013-2070 published?

CVE-2013-2070 was published on 2013-07-20 and last updated on 2026-06-16.

CVE-2013-2070

CVE-2013-2070 is a medium-severity vulnerability in F5 Nginx with a CVSS 2.0 base score of 5.8. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.8)
EPSS exploit prediction: 12% (96th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: F5 Nginx
Published: 2013-07-20
Last modified: 2026-06-16

Description

http/modules/ngx_http_proxy_module.c in nginx 1.1.4 through 1.2.8 and 1.3.0 through 1.4.0, when proxy_pass is used with untrusted HTTP servers, allows remote attackers to cause a denial of service (crash) and obtain sensitive information from worker process memory via a crafted proxy response, a similar vulnerability to CVE-2013-2028.

Frequently asked questions

What is CVE-2013-2070?: http/modules/ngx_http_proxy_module.c in nginx 1.1.4 through 1.2.8 and 1.3.0 through 1.4.0, when proxy_pass is used with untrusted HTTP servers, allows remote attackers to cause a denial of service (crash) and obtain sensitive information from worker process memory via a crafted proxy response, a similar vulnerability to CVE-2013-2028.
How severe is CVE-2013-2070?: CVE-2013-2070 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2013-2070 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2070?: CVE-2013-2070 primarily affects F5 Nginx. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2070?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2070 published?: CVE-2013-2070 was published on 2013-07-20 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

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