How severe is CVE-2018-1000810?

CVE-2018-1000810 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-1000810 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000810?

CVE-2018-1000810 primarily affects Rust-lang Rust. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1000810?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-1000810 published?

CVE-2018-1000810 was published on 2018-10-08 and last updated on 2026-06-17.

CVE-2018-1000810

CVE-2018-1000810 is a critical-severity vulnerability in Rust-lang Rust with a CVSS 3.x base score of 9.8. 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-190.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Rust-lang Rust
Published: 2018-10-08
Last modified: 2026-06-17

Description

The Rust Programming Language Standard Library version 1.29.0, 1.28.0, 1.27.2, 1.27.1, 127.0, 126.2, 126.1, 126.0 contains a CWE-680: Integer Overflow to Buffer Overflow vulnerability in standard library that can result in buffer overflow. This attack appear to be exploitable via str::repeat, passed a large number, can overflow an internal buffer. This vulnerability appears to have been fixed in 1.29.1.

Frequently asked questions

What is CVE-2018-1000810?: The Rust Programming Language Standard Library version 1.29.0, 1.28.0, 1.27.2, 1.27.1, 127.0, 126.2, 126.1, 126.0 contains a CWE-680: Integer Overflow to Buffer Overflow vulnerability in standard library that can result in buffer overflow. This attack appear to be exploitable via str::repeat, passed a large number, can overflow an internal buffer. This vulnerability appears to have been fixed in 1.29.1.
How severe is CVE-2018-1000810?: CVE-2018-1000810 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-1000810 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000810?: CVE-2018-1000810 primarily affects Rust-lang Rust. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1000810?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-1000810 published?: CVE-2018-1000810 was published on 2018-10-08 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:rust-lang:rust:1.26.0:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.26.1:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.26.2:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.27.0:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.27.1:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.27.2:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.28.0:*:*:*:*:*:*:*
cpe:2.3:a:rust-lang:rust:1.29.0:*:*:*:*:*:*:*

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