CVE-2021-23855
CVE-2021-23855 is a high-severity vulnerability in Bosch Rexroth Indramotion Xlc Firmware with a CVSS 3.x base score of 8.6. 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-326.
Key facts
- Severity: High (CVSS 3.x base score 8.6)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (44th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-326
- Affected product: Bosch Rexroth Indramotion Xlc Firmware
- Published:
- Last modified:
Description
The user and password data base is exposed by an unprotected web server resource. Passwords are hashed with a weak hashing algorithm and therefore allow an attacker to determine the password by using rainbow tables.
Frequently asked questions
- What is CVE-2021-23855?
- The user and password data base is exposed by an unprotected web server resource. Passwords are hashed with a weak hashing algorithm and therefore allow an attacker to determine the password by using rainbow tables.
- How severe is CVE-2021-23855?
- CVE-2021-23855 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-23855 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-23855?
- CVE-2021-23855 primarily affects Bosch Rexroth Indramotion Xlc Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-23855?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-23855 published?
- CVE-2021-23855 was published on 2021-10-04 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:bosch:rexroth_indramotion_xlc_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:bosch:rexroth_indramotion_mlc_firmware:-:*:*:*:*:*:*:*
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