How severe is CVE-2017-15326?

CVE-2017-15326 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2017-15326 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-15326?

CVE-2017-15326 primarily affects Huawei Dbs3900 Tdd Lte 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-2017-15326?

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

When was CVE-2017-15326 published?

CVE-2017-15326 was published on 2018-03-23 and last updated on 2026-06-17.

CVE-2017-15326

CVE-2017-15326 is a medium-severity vulnerability in Huawei Dbs3900 Tdd Lte Firmware with a CVSS 3.x base score of 4.3. 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-327.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-327
Affected product: Huawei Dbs3900 Tdd Lte Firmware
Published: 2018-03-23
Last modified: 2026-06-17

Description

DBS3900 TDD LTE V100R003C00, V100R004C10 have a weak encryption algorithm security vulnerability. DBS3900 TDD LTE supports SSL/TLS protocol negotiation using insecure encryption algorithms. If an insecure encryption algorithm is negotiated in the communication, an unauthenticated remote attacker can exploit this vulnerability to crack the encrypted data and cause information leakage.

Frequently asked questions

What is CVE-2017-15326?: DBS3900 TDD LTE V100R003C00, V100R004C10 have a weak encryption algorithm security vulnerability. DBS3900 TDD LTE supports SSL/TLS protocol negotiation using insecure encryption algorithms. If an insecure encryption algorithm is negotiated in the communication, an unauthenticated remote attacker can exploit this vulnerability to crack the encrypted data and cause information leakage.
How severe is CVE-2017-15326?: CVE-2017-15326 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2017-15326 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-15326?: CVE-2017-15326 primarily affects Huawei Dbs3900 Tdd Lte 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-2017-15326?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-15326 published?: CVE-2017-15326 was published on 2018-03-23 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/2018/huawei-sa-20180321-01-encryption-en

Affected products (2)

cpe:2.3:o:huawei:dbs3900_tdd_lte_firmware:v100r003c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:dbs3900_tdd_lte_firmware:v100r004c10:*:*:*:*:*:*:*

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