CVE-2015-0886

Jbcrypt vulnerability

CVSS

5.0

EPSS

4.8%

EPSS pct

91th

Exploited

No known

Integer overflow in the crypt_raw method in the key-stretching implementation in jBCrypt before 0.4 makes it easier for remote attackers to determine cleartext values of password hashes via a brute-force attack against hashes associated with the maximum exponent.

Affected vendor

Mindrot

Affected product

Jbcrypt

CVSS vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Weakness type (CWE)

CWE-190 — Integer Overflow or Wraparound

Published

2015-02-28

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality.

Its EPSS score of 4.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2015-0886

Confirm whether Mindrot Jbcrypt is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2015-0886.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-0886

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-0886 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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